function openPopup(url, width, height, target)	{
	var features = 'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,width='+width+',height='+height;
	var target = window.open( url, target, features, true );
	target.resizeTo(width, height);
	target.focus();
}